不同距离的步道跑者体液和肌肉变化
Álex Cebrián-Ponce1, Elisabetta Marini2, Silvia Stagi2
1INEFC-Barcelona Sports Sciences Research Group, National Institute of Physical Education of Catalonia (INEFC). University of Barcelona (UB), Barcelona, Spain.
步道跑导致脱水和肌肉损伤,特别是在小牛,根据生物电阻向量分析 (BIVA) 和肌酸酶 (CK) 测量结果. 这些变化显示出与绩效结果的联系很弱.
科学领域:
- 运动科学 运动科学 运动科学
- 生理学 生理学 生理学
- 生物物理学的生物物理.
背景情况:
- 不同距离 (14,35,52公里) 的跑步赛事可能会引发生理压力.
- 评估体液和肌肉状况对于了解运动员的恢复和表现至关重要.
研究的目的:
- 研究不同赛道比赛距离对体液和肌肉状况的影响.
- 评估人体测量,生物电阻向量分析 (BIVA) 和肌酸激酶 (CK) 测量在评估这些变化的有用性.
主要方法:
- 92名跑步者 (55名男子,37名女子) 在比赛前后进行全身BIVA (WB-BIVA) 和CK测量.
- 肌肉局部化BIVA (ML-BIVA) 在四头骨,腿筋和小腿的亚组中进行.
- 统计分析检查了PRE-POST差异和与运行时间,距离和CK水平的相关性.
主要成果:
- 在所有距离比赛中,WB-BIVA显示男性的脱水,在较长距离比赛 (35,52公里) 中,女性的脱水.
- 肌酸激酶 (CK) 水平与比赛距离正相关.
- 肌肉局部化的BIVA显示出显著的变化,特别是在小牛身上,反映了WB-BIVA的发现.
结论:
- 跑步引发脱水和肌肉损伤,BIVA有效地监测这些生理变化.
- ML-BIVA强调了小牛肌肉的变化,强调了BIVA在评估运动员身体组成变化的价值.
- 这项研究证实BIVA是跟踪运动员对耐力赛事生理反应的实用工具.
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